Skip to main content
NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.
NetApp Knowledge Base

How to troubleshoot PCI/NMI, UMCE, and nested machine check exception panics

Views:
3,118
Visibility:
Public
Votes:
1
Category:
not set
Specialty:
hw
Last Updated:

Applies to

  • PCI Non-Maskable Interrupt (NMI) panics
  • PCI Uncorrectable Machine Check Exception (UMCE) panics
  • non-PCI Uncorrectable Machine Check Exception (UMCE) panics
  • Nested machine check exception panics
  • AFF Systems
  • FAS Systems

Description

This article describes how to troubleshoot the following types of panic:

  1. PCI/NMI

PANIC: PCI Error NMI from device(s):PCI Device 111d:806c in slot 2 on Controller, Qlogic FC 8G adapter in slot 2 on Controller, Qlogic FC 8G adapter in slot 2 on Controller. in process idle on release 8.3 (C) on Fri Sep 18 13:27:47 MDT 2015

  1. PCI UMCE

Uncorrectable Machine Check Error at CPU0. MC5 Error: STATUS<0xb200001084200e0f>(Val,UnCor,Enable,PCC,ErrCode(Gen,NTO,Gen,Gen,Gen)); Root Port(0,6,0): Status(SigSysErr), SecStatus(RcvMstAbt), DevStatus(NFatal), RootErr(UCor,NFatal), ErrSrcID(CorrSrc(0),UCorrSrc(0x20)), UCorrErr(CpTim), FirstUCorrErr(CpTim), Hdr[0](HdrLen(4),AddrType(0),Attr(0),Tc(0),Type(0),Format(3)), Hdr[1]((0xe0304ff)), Hdr[2]((0x1)), Hdr[3]((0x1bb93710)).  in process pci_poll on release 8.1.2P3

  1. non-PCI UMCE

Uncorrectable Machine Check Error at CPU0. MC0 Error: STATUS<0xb200000430000800>(Val,UnCor,Enable,PCC,ErrCode(Src,NTO,Gen,Mem,L0)). MC5 Error: STATUS<0xf2000010c4300e0f>(Val,OverF,UnCor,Enable,PCC,ErrCode(Gen,NTO,Gen,Gen,Gen)); Uncorrectable error at DIMM-1, Channel 0, Serial: BA-00-1131-00098398!69002460-I01-NTA-T1?!, FERR(0x400), NERR(0x402), MERR M10Err, Rank 3, Bank 6, CAS 0x1e8, RAS 0x1bcf Uncorrectable error at DIMM-1, Channel 0, Serial: BA-00-1131-00098398!69002460-I01-NTA-T1?!, MERR M10Err, Rank 3, Bank 6, CAS 0x1e8, RAS 0x1bc.

  1. Nested Machine check

PANIC: nested machine check exception detected on CPU #, no coredump will be generated.

 

Scan to view the article on your device
CUSTOMER EXCLUSIVE CONTENT

Registered NetApp customers get unlimited access to our dynamic Knowledge Base.

New authoritative content is published and updated each day by our team of experts.

Current Customer or Partner?

Sign In for unlimited access

New to NetApp?

Learn more about our award-winning Support